Reliable sealing systems

Datwyler Sealing Technologies is a leading provider of innovative, custom-designed solutions for sealing in high
quality applications.

Project-specific solutions

Composite Blackswell

A hydrophilic round cord can be used at extreme temperatures (-50 to + 150°C)

Anchored Gaskets

Anchored gaskets are the next generation of sealing gaskets that are directly inserted into the segment mould

A wide range of reliable gaskets to meet demanding
requirements, in widths from 20mm to 50mm.

With an integral sliding layer to reduce friction at keystone and counter-keystone; a complement to
the range of Mono EPDM seals.

With an integral hydrophilic layer. This co-extruded
gasket combines an efficient compression gasket
with hydro-swelling capacity.

Datwyler rubber gaskets keep tunnels watertight worldwide

Datwyler Sealing Technologies is a world leader in the supply of engineered rubber profiles used in the sealing of tunnels. The company offers many gasket profiles and material options, all designed and offered on a project specific basis, to meet any hydrostatic and/or environmental conditions that may be encountered.

Datwyler manufactures various types of gaskets to meet a wide range of tunnel applications where special manufacturing is used to co-extrude EPDM with hydrophilic to make a single gasket profile that has double sealing capabilities. The company manufactures profiles that range from 20 mm to 50 mm in width.

The people of the Tunnel Department of Datwyler and its worldwide network of knowledgeable representatives will be most willing to review
and discuss your specific project requirements.

The reference list of Datwyler includes more than
457 tunnel projects in: